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Senior Full Stack Developer Jobs in Castro Valley, CA

Cypress HCM

Senior Full Stack Engineer

San Jose, CA · Hybrid

$88/hr

Senior Full Stack Engineer Job Details * Senior Full Stack Engineer (Contract) * Location: San Jose ... Familiarity with version control systems (Git), Agile methodologies, and DevOps practices.

Mercor

Senior Full Stack Developer

San Francisco, CA · Remote

$80 - $130/hr

Senior Software Engineer Expert Type: Contract Compensation: $80-$130/hour Location: Remote Role Responsibilities * Design, develop, and maintain full-stack applications using Python . * Build and ...

Pacific Fusion

Senior Full Stack Developer

San Leandro, CA · On-site

$138K - $207K/yr

As Senior Full Stack Developer, you will architect and develop data acquisition systems and web front ends for Pacific Fusion's growing need for full stack applications for recipe management, data ...

Cypress HCM

Sr. Full Stack Engineer

San Francisco, CA

$150 - $200/hr

Sr. Full Stack Engineer We're looking for a strong full stack engineer to join a collaborative, fast-moving development team focused on building high-quality, user-centric web applications. This is ...

AA2IT

Senior Full Stack Developer

San Francisco, CA · On-site

AA2IT is a leading technology company in San Francisco seeking an experienced Full Stack Developer. The role involves designing and developing scalable web applications, collaborating with cross ...

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Senior Full Stack Developer information

See Castro Valley, CA salary details

$27

$68

$99

How much do senior full stack developer jobs pay per hour?

As of Aug 25, 2026, the average hourly pay for senior full stack developer in Castro Valley, CA is $68.38, according to ZipRecruiter salary data. Most workers in this role earn between $56.88 and $78.80 per hour, depending on experience, location, and employer.

What is a senior full stack developer?

Senior Full Stack Developers are experienced professionals who design, develop, and maintain both the front-end and back-end components of web applications. They are proficient in multiple programming languages and frameworks, enabling them to handle servers, databases, APIs, and user interfaces. In addition to coding, they often lead development teams, make architectural decisions, and ensure software quality and scalability. Their expertise allows them to oversee the entire application lifecycle, from concept to deployment.

How does a senior full stack developer typically collaborate with cross-functional teams during a project lifecycle?

As a Senior Full Stack Developer, you'll frequently collaborate with designers, product managers, QA engineers, and other developers to deliver end-to-end solutions. You'll be involved in requirements discussions, offer technical guidance, and help align frontend and backend development with business goals. Your role often includes code reviews, mentoring junior team members, and ensuring seamless integration across various systems. This collaborative environment encourages knowledge sharing and innovation while ensuring project success.

What are the key skills and qualifications needed to thrive as a senior full stack developer, and why are they important?

To thrive as a Senior Full Stack Developer, you need advanced proficiency in both front-end and back-end programming languages, frameworks, and a solid understanding of software architecture, usually supported by a relevant degree and several years of experience. Mastery of tools such as Git, Docker, CI/CD systems, and cloud platforms like AWS or Azure is typically required, alongside familiarity with databases and version control systems. Strong problem-solving abilities, leadership, effective communication, and collaboration skills set exceptional developers apart. These skills and qualities are crucial for delivering robust, scalable solutions while mentoring teams and efficiently bridging gaps between client requirements and technical implementation.

What is the difference between Senior Full Stack Developer vs Backend Developer?

AspectSenior Full Stack DeveloperBackend Developer
Required SkillsProficiency in both frontend and backend technologies, such as JavaScript, HTML, CSS, and server-side languages like Node.js, Python, or JavaSpecialized in server-side development, working with languages like Java, Python, Ruby, or PHP, and database management
Work EnvironmentCollaborates across frontend and backend teams, often involved in full project lifecycleFocuses primarily on backend systems, APIs, and database integration
Common UsageUsed in roles requiring full project oversight and versatile development skillsUsed in roles focused on server-side logic, database management, and API development

The main difference is that a Senior Full Stack Developer handles both frontend and backend development, providing a comprehensive approach to projects, while a Backend Developer specializes solely in server-side logic and database management. Both roles require strong programming skills, but the Full Stack Developer's expertise spans the entire technology stack.

What job categories do people searching Senior Full Stack Developer jobs in Castro Valley, CA look for?

The top searched job categories for Senior Full Stack Developer jobs in Castro Valley, CA are:

What cities near Castro Valley, CA are hiring for Senior Full Stack Developer jobs?

Cities near Castro Valley, CA with the most Senior Full Stack Developer job openings:

Senior Full Stack Developer jobs near you
Infographic showing various Senior Full Stack Developer job openings in Castro Valley, CA as of August 2026, with employment types broken down into 92% Full Time, and 8% Contract. Highlights an 84% In-person, 8% Hybrid, and 8% Remote job distribution, with an average salary of $142,235 per year, or $68.4 per hour.

Sr Full Stack Developer

Fremont, CA • On-site

Corporate Systems Associates
1 - 10 employees
Learn more about Corporate Systems Associatesexternal

Other

Posted 10 days ago

Job description

Job ID: U#1291 - Sr Full Stack Developer

Location - On site in Fremont, CA - (Interviews will be In person in Freemont, CA office)

PLEASE NOTE: This is a 3 month renewable contract and needs to meet Client full-time conversion policies. Those dependent on a work permit sponsor now or anytime in the future (ie H1B, OPT, CPT, etc) do not meet Client requirements for this opening.

  • JavaScript: 10+ years of strong hands-on development experience.
  • MongoDB: 7+ years with strong database and data-structuring skills.
  • React.js: Strong hands-on experience building and modifying frontend components.
  • Strong Node.js, Express.js, HTML, and CSS experience.
  • Must be a true full-stack developer, comfortable working across frontend, backend, and database layers.
  • Electron.js and Python are pluses, but not required.
  • Must have strong foundational coding skills and be able to build functionality quickly within an existing application.

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